
palaeontology99.75 min read
Britain’s Labrador-sized ancient scorpion revealed
29 days ago•Source: HeritageDaily
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New fossils from Cambrian myllokunmingids reveal pineal/parapineal organs with lens-like structures and melanosomes identical to retinal pigment epithelium, implying these ancient vertebrates had four camera-type eyes and supporting deep homology between eyes and the pineal complex.